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| author | Ben Gamari <ben@smart-cactus.org> | 2022-05-03 13:48:56 -0400 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2022-05-10 20:46:52 -0400 |
| commit | 35da81f8fb04d905ed7fc2f2a435530b142c983d (patch) | |
| tree | e9b33ab593912b08a1b9572d9f4ab4eefc47133d /m4 | |
| parent | dcac383312cb4f2425eb412e72f632d6b484077b (diff) | |
| download | haskell-35da81f8fb04d905ed7fc2f2a435530b142c983d.tar.gz | |
configure: Check for ffi.h
As noted in #21485, we checked for ffi.h yet then failed to throw an
error if it is missing.
Fixes #21485.
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/fp_find_libffi.m4 | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/m4/fp_find_libffi.m4 b/m4/fp_find_libffi.m4 index ddc511553c..bf52afefbb 100644 --- a/m4/fp_find_libffi.m4 +++ b/m4/fp_find_libffi.m4 @@ -49,6 +49,7 @@ AC_DEFUN([FP_FIND_LIBFFI], CFLAGS="$LIBFFI_CFLAGS $CFLAGS" LDFLAGS2="$LDFLAGS" LDFLAGS="$LIBFFI_LDFLAGS $LDFLAGS" + if test "$HostOS" = "openbsd"; then # OpenBSD's libffi is not directly linked to the libpthread but @@ -58,10 +59,16 @@ AC_DEFUN([FP_FIND_LIBFFI], # symbols. LDFLAGS="$LDFLAGS -lpthread" fi + AC_CHECK_LIB(ffi, ffi_call, - [AC_CHECK_HEADERS([ffi.h], [break], []) - AC_DEFINE([HAVE_SYSTEM_LIBFFI], [1], [Define to 1 if you have libffi.])], - [AC_MSG_ERROR([Cannot find system libffi])]) + [AC_CHECK_HEADERS( + [ffi.h], + [AC_DEFINE([HAVE_SYSTEM_LIBFFI], [1], [Define to 1 if you have libffi.])], + [AC_MSG_ERROR([Cannot find ffi.h for system libffi])] + )], + [AC_MSG_ERROR([Cannot find system libffi])] + ) + CFLAGS="$CFLAGS2" LDFLAGS="$LDFLAGS2" ]) |